kastner

<ol class="latest_uploads">
  <%= render :partial => "composition", :collection => @playlist.listings.compositions %>
</ol>

kastner

class WebHook < ActiveRecord::Base
  
  class << self

    # Pushes a job onto a queue
    def visit!(visit)
      JobQueue.new(:events).push({
        :type => 'visit',
        :visit_id => visit.id,
        :user_id => visit.user_id,

kastner

testapp

kastner

Poor Man's Deploy

• Start a Sinatra server on port 4000
• GET / to that server triggers a git pull and mod_rails restart
• Hit port 4000 locally after pushing

Why?

kastner

# Lo-fi client for the Facebook API. E.g.:
#
#   fb = FacebookClient.new(:api_key => 'api-key', :secret => 'secret')
#   fb.call 'users.getInfo', :session_key => 'session-key', :uids => 'user-id', :fields => 'birthday'
#
# by Scott Raymond <[email protected]>
# Public Domain.
#
class FacebookClient
  def initialize(default_params={})

kastner

module Harmony
  # Allows accessing config variables from harmony.yml like so:
  #   Harmony[:domain] => harmonyapp.com
  def self.[](key)
    unless @config
      raw_config = File.read(Rails.root + "/config/harmony.yml")
      @config = YAML.load(raw_config)[Rails.env].symbolize_keys
    end
    @config[key]
  end

kastner

class Class
  def memoize(*methods)
    methods.each do |method_name|
      safe_method_name = method_name.to_s.gsub(/(\!|\?)/, '_')
      class_eval("
        alias :'#{safe_method_name}_without_memo' :'#{method_name}'
        def #{method_name}
          if defined?(@#{safe_method_name})
            @#{safe_method_name}

kastner

# This is how you can get a user's location using MacRuby and CoreLocation
framework 'CoreLocation'

def locationManager(manager, didUpdateToLocation: new_location, fromLocation: old_location)
  puts "location: #{new_location.description}"
  exit
end

loc = CLLocationManager.alloc.init
loc.delegate = self

kastner

  def test_something_for_real
    flunk <<-ABBOT_AND_COSTELLO
      hey buddy, you should probably rename this file and start testing for real.
      For Rael?
      No real...
      What's real? Rael?
      Rael? You mean Rails?
      Who's talking about Rails, all I want to know is if the test is for Rael...
    ABBOT_AND_COSTELLO
  end

kastner

# sometimes you really _do_ want a global... 
# alternately, stick it as a method on a Module somewhere, App.logger or whatever, but it's still just as much of a smell.

# replace STDERR with your filename of choice.
$logger = Logger.new(STDERR)
$logger.formatter = proc { |severity, datetime, progname, msg|
  "#{severity} - #{progname} - [#{datetime.strftime("%d/%m/%Y %H:%M:%S")}] #{msg}\n"
}

run(Rack::Builder.new {